71413647415 has 16 divisors (see below), whose sum is σ = 93494178720. Its totient is φ = 51933185920.

The previous prime is 71413647373. The next prime is 71413647427. The reversal of 71413647415 is 51474631417.

It is a happy number.

It is not a de Polignac number, because 71413647415 - 2¹¹ = 71413645367 is a prime.

It is a super-2 number, since 2×71413647415² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 797277 + ... + 882313.

It is an arithmetic number, because the mean of its divisors is an integer number (5843386170).

Almost surely, 2^71413647415 is an apocalyptic number.

71413647415 is a deficient number, since it is larger than the sum of its proper divisors (22080531305).

71413647415 is a wasteful number, since it uses less digits than its factorization.

71413647415 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 100322.

The product of its digits is 282240, while the sum is 43.

The spelling of 71413647415 in words is "seventy-one billion, four hundred thirteen million, six hundred forty-seven thousand, four hundred fifteen".